A great structured sheath, check. Leather-trim pants, check. Cozy turtleneck and romantic blouse, check and check. But what happens when you layer these looks, all chic on their own, in completely unexpected ways? Well, the whole really is greater — and so much cooler — than the sum of its parts. We break down five of Fall’s best outfits and teach you how to rethink the layered look. A leather jacket under a cardigan? Why not?